21350196

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:962

約数の個数: 96

約数和(自身を含む): 65372160

約数和(自身を除く): 44021964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 868, 911, 1116, 1302, 1674, 1822, 1953, 2604, 2733, 3348, 3644, 3906, 5466, 5859, 6377, 7812, 8199, 10932, 11718, 12754, 16398, 19131, 23436, 24597, 25508, 28241, 32796, 38262, 49194, 56482, 57393, 76524, 84723, 98388, 112964, 114786, 169446, 172179, 197687, 229572, 254169, 338892, 344358, 395374, 508338, 593061, 688716, 762507, 790748, 1016676, 1186122, 1525014, 1779183, 2372244, 3050028, 3558366, 5337549, 7116732, 10675098, 21350196]

約数ペア:

[(1, 21350196), (2, 10675098), (3, 7116732), (4, 5337549), (6, 3558366), (7, 3050028), (9, 2372244), (12, 1779183), (14, 1525014), (18, 1186122), (21, 1016676), (27, 790748), (28, 762507), (31, 688716), (36, 593061), (42, 508338), (54, 395374), (62, 344358), (63, 338892), (84, 254169), (93, 229572), (108, 197687), (124, 172179), (126, 169446), (186, 114786), (189, 112964), (217, 98388), (252, 84723), (279, 76524), (372, 57393), (378, 56482), (434, 49194), (558, 38262), (651, 32796), (756, 28241), (837, 25508), (868, 24597), (911, 23436), (1116, 19131), (1302, 16398), (1674, 12754), (1822, 11718), (1953, 10932), (2604, 8199), (2733, 7812), (3348, 6377), (3644, 5859), (3906, 5466)]