21899220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2267}}^1$

素因数の和:2309

約数の個数: 96

約数和(自身を含む): 73156608

約数和(自身を除く): 51257388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2267, 2415, 3220, 4534, 4830, 6801, 9068, 9660, 11335, 13602, 15869, 22670, 27204, 31738, 34005, 45340, 47607, 52141, 63476, 68010, 79345, 95214, 104282, 136020, 156423, 158690, 190428, 208564, 238035, 260705, 312846, 317380, 364987, 476070, 521410, 625692, 729974, 782115, 952140, 1042820, 1094961, 1459948, 1564230, 1824935, 2189922, 3128460, 3649870, 4379844, 5474805, 7299740, 10949610, 21899220]

約数ペア:

[(1, 21899220), (2, 10949610), (3, 7299740), (4, 5474805), (5, 4379844), (6, 3649870), (7, 3128460), (10, 2189922), (12, 1824935), (14, 1564230), (15, 1459948), (20, 1094961), (21, 1042820), (23, 952140), (28, 782115), (30, 729974), (35, 625692), (42, 521410), (46, 476070), (60, 364987), (69, 317380), (70, 312846), (84, 260705), (92, 238035), (105, 208564), (115, 190428), (138, 158690), (140, 156423), (161, 136020), (210, 104282), (230, 95214), (276, 79345), (322, 68010), (345, 63476), (420, 52141), (460, 47607), (483, 45340), (644, 34005), (690, 31738), (805, 27204), (966, 22670), (1380, 15869), (1610, 13602), (1932, 11335), (2267, 9660), (2415, 9068), (3220, 6801), (4534, 4830)]