21796398

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 53121600

約数和(自身を除く): 31325202

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 117, 122, 183, 234, 351, 366, 509, 549, 702, 793, 1018, 1098, 1527, 1586, 1647, 2379, 3054, 3294, 4581, 4758, 6617, 7137, 9162, 13234, 13743, 14274, 19851, 21411, 27486, 31049, 39702, 42822, 59553, 62098, 93147, 119106, 178659, 186294, 279441, 357318, 403637, 558882, 807274, 838323, 1210911, 1676646, 2421822, 3632733, 7265466, 10898199, 21796398]

約数ペア:

[(1, 21796398), (2, 10898199), (3, 7265466), (6, 3632733), (9, 2421822), (13, 1676646), (18, 1210911), (26, 838323), (27, 807274), (39, 558882), (54, 403637), (61, 357318), (78, 279441), (117, 186294), (122, 178659), (183, 119106), (234, 93147), (351, 62098), (366, 59553), (509, 42822), (549, 39702), (702, 31049), (793, 27486), (1018, 21411), (1098, 19851), (1527, 14274), (1586, 13743), (1647, 13234), (2379, 9162), (3054, 7137), (3294, 6617), (4581, 4758)]