21756554910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{15299}}^1$

素因数の和:15567

約数の個数: 128

約数和(自身を含む): 60808320000

約数和(自身を除く): 39051765090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 229, 230, 270, 345, 414, 458, 621, 687, 690, 1035, 1145, 1242, 1374, 2061, 2070, 2290, 3105, 3435, 4122, 5267, 6183, 6210, 6870, 10305, 10534, 12366, 15299, 15801, 20610, 26335, 30598, 30915, 31602, 45897, 47403, 52670, 61830, 76495, 79005, 91794, 94806, 137691, 142209, 152990, 158010, 229485, 237015, 275382, 284418, 351877, 413073, 458970, 474030, 688455, 703754, 711045, 826146, 1055631, 1376910, 1422090, 1759385, 2065365, 2111262, 3166893, 3503471, 3518770, 4130730, 5278155, 6333786, 7006942, 9500679, 10510413, 10556310, 15834465, 17517355, 19001358, 21020826, 31531239, 31668930, 35034710, 47503395, 52552065, 63062478, 80579833, 94593717, 95006790, 105104130, 157656195, 161159666, 189187434, 241739499, 315312390, 402899165, 472968585, 483478998, 725218497, 805798330, 945937170, 1208697495, 1450436994, 2175655491, 2417394990, 3626092485, 4351310982, 7252184970, 10878277455, 21756554910]

約数ペア:

[(1, 21756554910), (2, 10878277455), (3, 7252184970), (5, 4351310982), (6, 3626092485), (9, 2417394990), (10, 2175655491), (15, 1450436994), (18, 1208697495), (23, 945937170), (27, 805798330), (30, 725218497), (45, 483478998), (46, 472968585), (54, 402899165), (69, 315312390), (90, 241739499), (115, 189187434), (135, 161159666), (138, 157656195), (207, 105104130), (229, 95006790), (230, 94593717), (270, 80579833), (345, 63062478), (414, 52552065), (458, 47503395), (621, 35034710), (687, 31668930), (690, 31531239), (1035, 21020826), (1145, 19001358), (1242, 17517355), (1374, 15834465), (2061, 10556310), (2070, 10510413), (2290, 9500679), (3105, 7006942), (3435, 6333786), (4122, 5278155), (5267, 4130730), (6183, 3518770), (6210, 3503471), (6870, 3166893), (10305, 2111262), (10534, 2065365), (12366, 1759385), (15299, 1422090), (15801, 1376910), (20610, 1055631), (26335, 826146), (30598, 711045), (30915, 703754), (31602, 688455), (45897, 474030), (47403, 458970), (52670, 413073), (61830, 351877), (76495, 284418), (79005, 275382), (91794, 237015), (94806, 229485), (137691, 158010), (142209, 152990)]