21773668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{307}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 46569600

約数和(自身を除く): 24795932

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 149, 238, 298, 307, 476, 596, 614, 1043, 1228, 2086, 2149, 2533, 4172, 4298, 5066, 5219, 8596, 10132, 10438, 17731, 20876, 35462, 36533, 45743, 70924, 73066, 91486, 146132, 182972, 320201, 640402, 777631, 1280804, 1555262, 3110524, 5443417, 10886834, 21773668]

約数ペア:

[(1, 21773668), (2, 10886834), (4, 5443417), (7, 3110524), (14, 1555262), (17, 1280804), (28, 777631), (34, 640402), (68, 320201), (119, 182972), (149, 146132), (238, 91486), (298, 73066), (307, 70924), (476, 45743), (596, 36533), (614, 35462), (1043, 20876), (1228, 17731), (2086, 10438), (2149, 10132), (2533, 8596), (4172, 5219), (4298, 5066)]