21900684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 58705920

約数和(自身を除く): 36805236

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 47, 52, 58, 78, 87, 94, 103, 116, 141, 156, 174, 188, 206, 282, 309, 348, 377, 412, 564, 611, 618, 754, 1131, 1222, 1236, 1339, 1363, 1508, 1833, 2262, 2444, 2678, 2726, 2987, 3666, 4017, 4089, 4524, 4841, 5356, 5452, 5974, 7332, 8034, 8178, 8961, 9682, 11948, 14523, 16068, 16356, 17719, 17922, 19364, 29046, 35438, 35844, 38831, 53157, 58092, 62933, 70876, 77662, 106314, 116493, 125866, 140389, 155324, 188799, 212628, 232986, 251732, 280778, 377598, 421167, 465972, 561556, 755196, 842334, 1684668, 1825057, 3650114, 5475171, 7300228, 10950342, 21900684]

約数ペア:

[(1, 21900684), (2, 10950342), (3, 7300228), (4, 5475171), (6, 3650114), (12, 1825057), (13, 1684668), (26, 842334), (29, 755196), (39, 561556), (47, 465972), (52, 421167), (58, 377598), (78, 280778), (87, 251732), (94, 232986), (103, 212628), (116, 188799), (141, 155324), (156, 140389), (174, 125866), (188, 116493), (206, 106314), (282, 77662), (309, 70876), (348, 62933), (377, 58092), (412, 53157), (564, 38831), (611, 35844), (618, 35438), (754, 29046), (1131, 19364), (1222, 17922), (1236, 17719), (1339, 16356), (1363, 16068), (1508, 14523), (1833, 11948), (2262, 9682), (2444, 8961), (2678, 8178), (2726, 8034), (2987, 7332), (3666, 5974), (4017, 5452), (4089, 5356), (4524, 4841)]