21744632

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 54295920

約数和(自身を除く): 32551288

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 49, 52, 56, 68, 91, 98, 104, 119, 136, 182, 196, 221, 238, 251, 364, 392, 442, 476, 502, 637, 728, 833, 884, 952, 1004, 1274, 1547, 1666, 1757, 1768, 2008, 2548, 3094, 3263, 3332, 3514, 4267, 5096, 6188, 6526, 6664, 7028, 8534, 10829, 12299, 12376, 13052, 14056, 17068, 21658, 22841, 24598, 26104, 29869, 34136, 43316, 45682, 49196, 55471, 59738, 86632, 91364, 98392, 110942, 119476, 159887, 182728, 209083, 221884, 238952, 319774, 388297, 418166, 443768, 639548, 776594, 836332, 1279096, 1553188, 1672664, 2718079, 3106376, 5436158, 10872316, 21744632]

約数ペア:

[(1, 21744632), (2, 10872316), (4, 5436158), (7, 3106376), (8, 2718079), (13, 1672664), (14, 1553188), (17, 1279096), (26, 836332), (28, 776594), (34, 639548), (49, 443768), (52, 418166), (56, 388297), (68, 319774), (91, 238952), (98, 221884), (104, 209083), (119, 182728), (136, 159887), (182, 119476), (196, 110942), (221, 98392), (238, 91364), (251, 86632), (364, 59738), (392, 55471), (442, 49196), (476, 45682), (502, 43316), (637, 34136), (728, 29869), (833, 26104), (884, 24598), (952, 22841), (1004, 21658), (1274, 17068), (1547, 14056), (1666, 13052), (1757, 12376), (1768, 12299), (2008, 10829), (2548, 8534), (3094, 7028), (3263, 6664), (3332, 6526), (3514, 6188), (4267, 5096)]