21914760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{3727}}^1$

素因数の和:3755

約数の個数: 96

約数和(自身を含む): 76498560

約数和(自身を除く): 54583800

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, 3727, 5880, 7454, 11181, 14908, 18635, 22362, 26089, 29816, 37270, 44724, 52178, 55905, 74540, 78267, 89448, 104356, 111810, 130445, 149080, 156534, 182623, 208712, 223620, 260890, 313068, 365246, 391335, 447240, 521780, 547869, 626136, 730492, 782670, 913115, 1043560, 1095738, 1460984, 1565340, 1826230, 2191476, 2739345, 3130680, 3652460, 4382952, 5478690, 7304920, 10957380, 21914760]

約数ペア:

[(1, 21914760), (2, 10957380), (3, 7304920), (4, 5478690), (5, 4382952), (6, 3652460), (7, 3130680), (8, 2739345), (10, 2191476), (12, 1826230), (14, 1565340), (15, 1460984), (20, 1095738), (21, 1043560), (24, 913115), (28, 782670), (30, 730492), (35, 626136), (40, 547869), (42, 521780), (49, 447240), (56, 391335), (60, 365246), (70, 313068), (84, 260890), (98, 223620), (105, 208712), (120, 182623), (140, 156534), (147, 149080), (168, 130445), (196, 111810), (210, 104356), (245, 89448), (280, 78267), (294, 74540), (392, 55905), (420, 52178), (490, 44724), (588, 37270), (735, 29816), (840, 26089), (980, 22362), (1176, 18635), (1470, 14908), (1960, 11181), (2940, 7454), (3727, 5880)]