21055011012

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2917}}^1\times {\mathrm{28643}}^1$

素因数の和:31577

約数の個数: 72

約数和(自身を含む): 60848563776

約数和(自身を除く): 39793552764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2917, 5834, 8751, 11668, 17502, 20419, 26253, 28643, 35004, 40838, 52506, 57286, 61257, 81676, 85929, 105012, 114572, 122514, 171858, 183771, 200501, 245028, 257787, 343716, 367542, 401002, 515574, 601503, 735084, 802004, 1031148, 1203006, 1804509, 2406012, 3609018, 7218036, 83551631, 167103262, 250654893, 334206524, 501309786, 584861417, 751964679, 1002619572, 1169722834, 1503929358, 1754584251, 2339445668, 3007858716, 3509168502, 5263752753, 7018337004, 10527505506, 21055011012]

約数ペア:

[(1, 21055011012), (2, 10527505506), (3, 7018337004), (4, 5263752753), (6, 3509168502), (7, 3007858716), (9, 2339445668), (12, 1754584251), (14, 1503929358), (18, 1169722834), (21, 1002619572), (28, 751964679), (36, 584861417), (42, 501309786), (63, 334206524), (84, 250654893), (126, 167103262), (252, 83551631), (2917, 7218036), (5834, 3609018), (8751, 2406012), (11668, 1804509), (17502, 1203006), (20419, 1031148), (26253, 802004), (28643, 735084), (35004, 601503), (40838, 515574), (52506, 401002), (57286, 367542), (61257, 343716), (81676, 257787), (85929, 245028), (105012, 200501), (114572, 183771), (122514, 171858)]