21597240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3673}}^1$

素因数の和:3701

約数の個数: 96

約数和(自身を含む): 75390480

約数和(自身を除く): 53793240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 3673, 5880, 7346, 11019, 14692, 18365, 22038, 25711, 29384, 36730, 44076, 51422, 55095, 73460, 77133, 88152, 102844, 110190, 128555, 146920, 154266, 179977, 205688, 220380, 257110, 308532, 359954, 385665, 440760, 514220, 539931, 617064, 719908, 771330, 899885, 1028440, 1079862, 1439816, 1542660, 1799770, 2159724, 2699655, 3085320, 3599540, 4319448, 5399310, 7199080, 10798620, 21597240]

約数ペア:

[(1, 21597240), (2, 10798620), (3, 7199080), (4, 5399310), (5, 4319448), (6, 3599540), (7, 3085320), (8, 2699655), (10, 2159724), (12, 1799770), (14, 1542660), (15, 1439816), (20, 1079862), (21, 1028440), (24, 899885), (28, 771330), (30, 719908), (35, 617064), (40, 539931), (42, 514220), (49, 440760), (56, 385665), (60, 359954), (70, 308532), (84, 257110), (98, 220380), (105, 205688), (120, 179977), (140, 154266), (147, 146920), (168, 128555), (196, 110190), (210, 102844), (245, 88152), (280, 77133), (294, 73460), (392, 55095), (420, 51422), (490, 44076), (588, 36730), (735, 29384), (840, 25711), (980, 22038), (1176, 18365), (1470, 14692), (1960, 11019), (2940, 7346), (3673, 5880)]