21628445332

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1\times {\mathrm{10663}}^1$

素因数の和:12752

約数の個数: 48

約数和(自身を含む): 42931557760

約数和(自身を除く): 21303112428

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 2053, 4106, 8212, 10663, 21326, 26689, 39007, 42652, 53378, 78014, 106756, 138619, 156028, 202597, 277238, 405194, 507091, 554476, 810388, 1014182, 2028364, 2633761, 5267522, 10535044, 21891139, 43782278, 87564556, 284584807, 415931641, 569169614, 831863282, 1138339228, 1663726564, 5407111333, 10814222666, 21628445332]

約数ペア:

[(1, 21628445332), (2, 10814222666), (4, 5407111333), (13, 1663726564), (19, 1138339228), (26, 831863282), (38, 569169614), (52, 415931641), (76, 284584807), (247, 87564556), (494, 43782278), (988, 21891139), (2053, 10535044), (4106, 5267522), (8212, 2633761), (10663, 2028364), (21326, 1014182), (26689, 810388), (39007, 554476), (42652, 507091), (53378, 405194), (78014, 277238), (106756, 202597), (138619, 156028)]