2021172972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3347}}^1$

素因数の和:3460

約数の個数: 144

約数和(自身を含む): 5984616960

約数和(自身を除く): 3963443988

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 79, 84, 91, 98, 147, 156, 158, 182, 196, 237, 273, 294, 316, 364, 474, 546, 553, 588, 637, 948, 1027, 1092, 1106, 1274, 1659, 1911, 2054, 2212, 2548, 3081, 3318, 3347, 3822, 3871, 4108, 6162, 6636, 6694, 7189, 7644, 7742, 10041, 11613, 12324, 13388, 14378, 15484, 20082, 21567, 23226, 23429, 28756, 40164, 43134, 43511, 46452, 46858, 50323, 70287, 86268, 87022, 93716, 100646, 130533, 140574, 150969, 164003, 174044, 201292, 261066, 264413, 281148, 301938, 304577, 328006, 492009, 522132, 528826, 603876, 609154, 656012, 793239, 913731, 984018, 1057652, 1218308, 1586478, 1827462, 1850891, 1968036, 2132039, 3172956, 3437369, 3654924, 3701782, 4264078, 5552673, 6396117, 6874738, 7403564, 8528156, 10312107, 11105346, 12792234, 12956237, 13749476, 20624214, 22210692, 24061583, 25584468, 25912474, 38868711, 41248428, 48123166, 51824948, 72184749, 77737422, 96246332, 144369498, 155474844, 168431081, 288738996, 336862162, 505293243, 673724324, 1010586486, 2021172972]

約数ペア:

[(1, 2021172972), (2, 1010586486), (3, 673724324), (4, 505293243), (6, 336862162), (7, 288738996), (12, 168431081), (13, 155474844), (14, 144369498), (21, 96246332), (26, 77737422), (28, 72184749), (39, 51824948), (42, 48123166), (49, 41248428), (52, 38868711), (78, 25912474), (79, 25584468), (84, 24061583), (91, 22210692), (98, 20624214), (147, 13749476), (156, 12956237), (158, 12792234), (182, 11105346), (196, 10312107), (237, 8528156), (273, 7403564), (294, 6874738), (316, 6396117), (364, 5552673), (474, 4264078), (546, 3701782), (553, 3654924), (588, 3437369), (637, 3172956), (948, 2132039), (1027, 1968036), (1092, 1850891), (1106, 1827462), (1274, 1586478), (1659, 1218308), (1911, 1057652), (2054, 984018), (2212, 913731), (2548, 793239), (3081, 656012), (3318, 609154), (3347, 603876), (3822, 528826), (3871, 522132), (4108, 492009), (6162, 328006), (6636, 304577), (6694, 301938), (7189, 281148), (7644, 264413), (7742, 261066), (10041, 201292), (11613, 174044), (12324, 164003), (13388, 150969), (14378, 140574), (15484, 130533), (20082, 100646), (21567, 93716), (23226, 87022), (23429, 86268), (28756, 70287), (40164, 50323), (43134, 46858), (43511, 46452)]